* {
    margin: 0;
    padding: 0;
}

.ceng1 {
    height: 40px;
    background-color: #333333;
    text-align: center;
}

.header-left {
    width: 1440px;
    height: 40px;
    margin: 0 auto;
    background-color: #333333;
}

.zi {
    color: #b0b0b0;
    line-height: 40px;
    font-size: 12px;
    text-decoration: none;
    cursor: pointer;
}

.zi:hover {
    color: #ffffff;
}

.sep {
    color: #424242;
    margin: 0 6px;
    line-height: 40px;
}

.zi1 {
    margin-left: 225px;
}

.gouwu {
    width: 25px;
    height: 25px;
    transform: translateY(25%);
    margin-left: 15px;
    margin-right: 5px;
}

.gouwuzi {
    color: #b0b0b0;
    line-height: 40px;
    width: 100px;
    height: 60px;
    font-size: 18px;
    margin-left: 30px;
    text-decoration: none;
}

.gouwuzi p {
    display: inline-block;
    color: #b0b0b0;
}

.gouwuzi p:hover {
    cursor: pointer;
}

.ceng2 {
    width: 1436px;
    height: 100px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    background-color: #ffffff;
}

.img1 {
    position: absolute;
    left: 150px;
    top: 20px;
    width: 56px;
}

.ceng2zi {
    line-height: 100px;
    font-size: 16px;
    margin: 0 25px;
    text-decoration: none;
    color: #333333;
}

.kuan1 {
    position: absolute;
    background-color: #fefefe;
    border: 1px solid #b0b0b0;
    width: 1516px;
    height: 200px;
    left: -41px;
    z-index: 10;
    justify-content: center;
    display: none;
}

.kuan1-1 {
    width: 200px;
    border-left: 2px solid #c0c4cc;
    height: 160px;
    margin-top: 20px;
    /* text-decoration: none; */
    /* transition: all 1s; */
}

.kuan1-1 a {
    text-decoration: none;
    color: black;
}

.kuan1 img {
    width: 150px;
    height: 150px;
    margin-top: -10px;
}

.ceng2zi-1 {
    height: 100px;
}

.ceng2zi-1:hover {
    color: orange;
    cursor: pointer;
}

.ceng2zi {
    display: flex;
    margin-left: 350px;
    width: 600px;
    justify-content: space-between;
}

.ceng2zi1 {
    padding-left: 50px;
    display: flex;
}

.ceng2zi-2 {
    margin: 0 auto;
}

.ceng2 input {
    position: absolute;
    right: 180px;
    height: 46px;
    top: 30px;
    width: 220px;
    outline-style: none;
    border: 1px solid #c0c4cc;
}

.ceng2 button {
    position: absolute;
    right: 133px;
    top: 30px;
    width: 48px;
    height: 48px;
    outline-style: none;
    border: 1px solid #c0c4cc;
    background-color: #ffffff;
    cursor: pointer;
}

.ceng2 button:hover {
    background-color: orange;
    color: #ffffff;
}

.ceng3 {
    width: 1226px;
    height: 710px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    display: flex;
}

.ceng3img {
    position: absolute;
    top: 0px;
}

.ceng3img:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, .1);
}

.ceng3-left {
    position: relative;
    width: 260px;
    height: 460px;
    background-color: #333333;
    color: #ffffff;
    opacity: 50%;
    z-index: 5;
}

.ceng3zi {
    color: #ffffff;
    padding: 60px 0px;
    font-size: 24px;
    border: 1px solid #b0b0b0;
}

.ceng3zi:hover {
    background-color: red;
    padding: 60px 0px;
}

.kuan2 {
    width: 966px;
    height: 460px;
    z-index: 9;
    flex-wrap: wrap;
    display: none;
    border: 1px solid #d9dadc;
    box-shadow: 0 10px 15px rgba(0, 0, 0, .1);
    background-color: #ffffff;
}

.kuan2 p {
    float: left;
    margin-top: 24px;
    text-decoration: none;
    color: black;
}

.kuan2 img {
    width: 50px;
    height: 50px;
    margin-top: 10px;
    margin-left: 135px;
    float: left;
}

.ceng3-right {
    position: absolute;
    width: 1226px;
    height: 460px;
    display: flex;
    /* overflow: hidden; */
}

.ceng3bigimg {
    position: absolute;
    transition: all 1s;
    width: 1226px;
    height: 460px;
}

.dddd {
    width: 50px;
    height: 70px;
    font-size: 30px;
    line-height: 70px;
    position: absolute;
    text-align: center;
    transition: all 0.5s;
}

.dddd:hover {
    background-color: #d9dadc;
    cursor: pointer;
}

.pppp {
    width: 20px;
    height: 20px;
    position: absolute;
    background-color: #5f5750;
    border: 2px solid #b0b0b0;
    border-radius: 100%;
    z-index: 5;
}

.pppp:hover {
    cursor: pointer;
    background-color: #f1f1f1;
}

.s {
    width: 1226px;
    height: 460px;
    transition: all 1s;
    opacity: 0%;
}

.b {
    width: 1226px;
    height: 460px;
    transition: all 1s;
    opacity: 100%;
}

.ceng3-bottom {
    width: 1230px;
    height: 120px;
    position: absolute;
    top: 500px;
    display: flex;
}

.ceng3-bottomzi {
    width: 260px;
    height: 170px;
    background-color: #5f5750;
    display: flex;
    flex-wrap: wrap;
}

.ceng3-bottomzi-1 {
    width: 130px;
    height: 85px;
    line-height: 85px;
}

.ceng3-bottom img {
    width: 300px;
    height: 170px;
    margin-left: 22px;
}

.big-ceng {
    background-color: #f1f1f1;
    width: 100%;
    height: 1885px;
    margin: 0 auto;
}

.small-ceng {
    width: 1226px;
    background-color: #f1f1f1;
    margin: 0 auto;
}

.ceng4 {
    width: 1226px;
    margin: 0 auto;
    position: relative;
}

.ceng4 img {
    width: 1226px;
    height: 120px;
    margin-top: 50px;
}

.ceng4 p {
    font-size: 24px;
    margin-top: 30px;
    margin-bottom: 15px;
}

.small-ceng2 {
    position: relative;
    width: 1226px;
    height: 700px;
}

.ceng5 img {
    width: 234px;
    height: 649px;
    background-color: #ffffff;
}

.ceng5img {
    position: absolute;
    top: 0px;
}

.ceng5img:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, .1);
}

.ceng5-2 {
    position: absolute;
    top: 0px;
    left: 240px;
}

.ceng5-2img {
    position: absolute;
}

.ceng5-2img:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, .1);
}

.ceng5-2img2 {
    position: absolute;
}

.ceng5-2img2:hover {
    box-shadow: 0 10px 15px rgba(0, 0, 0, .1);
}

.ceng5-2 img {
    width: 226px;
    height: 320px;
    margin: 0px 5px 5px 5px;
}

.ceng6 {
    margin: 0 auto;
    height: 70px;
    width: 1300px;
    font-size: 22px;
    text-align: center;
    margin-top: 80px;
    /* border-bottom: 5px solid #b0b0b0; */
}

.ceng6 a {
    text-decoration: none;
    color: #333333;
    margin: 0px 40px;
}

.ceng6 a:hover {
    color: orange;
}

.ceng7 {
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

.d1 {
    width: 1519px;
    height: 280px;
    /* background-color: #DDDDDD; */
    margin: 0 auto;
    position: relative;
}

.d1 img {
    width: 60px;
    height: 60px;
    position: absolute;
    top: 30px;
    left: 100px;
}

.d2 {
    position: absolute;
    top: 40px;
    left: 170px;
    right: 250px;
    font-size: 14px;
}

.d3 {
    margin-left: 170px;
    padding-top: 90px;
}

.d3 p {
    font-size: 12px;
    color: #666666;
}

.d4 {
    position: absolute;
    left: 30%;
    top: 75%;
    color: #999999;
    font-size: 25px;
}